<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script type="text/javascript" src="./js/ctx.js"></script>
    <script type="text/javascript" src="js/custom/imageryProvider/BaiDuImageryProvider.js"></script>
</head>
<body>
<div id="cesiumContainer"></div>
<script>
    var initCesium=new InitCesium();
    var viewer =initCesium.initViewer('cesiumContainer', {
    });
    var img_baidu=new BaiDuImageryProvider({
        layer:"vec"
    });
    var layers= viewer.scene.imageryLayers;
    layers.addImageryProvider(img_baidu);
</script>
</body>
</html>